56453-96-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56453-96-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,5 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 56453-96:
(7*5)+(6*6)+(5*4)+(4*5)+(3*3)+(2*9)+(1*6)=144
144 % 10 = 4
So 56453-96-4 is a valid CAS Registry Number.
56453-96-4Relevant articles and documents
Synthesis of 5-chloropyrrole carboxaldehydes from 5-oxopyrrolidine carboxamides
Netchitailo, Pierre,Othman, Mohamed,Daich, Adam,Decroix, Bernard
, p. 3227 - 3230 (2007/10/03)
N-alkyl-5-chloropyrrole-2(or 3)-carboxaldehydes are obtained by treatment of N-alkyl-5-oxopyrrolidine-2 (or 3)-carboxamides by phosphorus oxychloride and basic hydrolysis.
